//
//  DemoTimmer.h
//  ocdemo
//
//  Created by JIENING ZHANG on 2019/7/25.
//  Copyright © 2019 JIENING ZHANG. All rights reserved.
//

#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@interface DemoTimmer : UIViewController

@end

NS_ASSUME_NONNULL_END
